Export Control
EAR Export Classification: Not subject to the EAR per 15 C.F.R. Chapter 1, Part 734.3(b)(3), except for the following Service Bulletins which are currently published as EAR Export Classification 9E991: SBE70-0992, SBE72-0483, SBE72-0580, SBE72-0588, SBE72-0640, SBE73-0209, SBE80-0024 and SBE80-0025.Copyright
© IAE International Aero Engines AG (2001, 2014 - 2021) The information contained in this document is the property of © IAE International Aero Engines AG and may not be copied or used for any purpose other than that for which it is supplied without the express written authority of © IAE International Aero Engines AG. (This does not preclude use by engine and aircraft operators for normal instructional, maintenance or overhaul purposes.).Applicability
All
Common Information
TASK 72-50-51-100-102 No. 5 Bearing Oil Nozzle, Filter, And Supply Tube - Clean, Cleaning-002
General
This TASK gives the procedure to clean the oil jet assembly. For the other parts of the No.5 bearing oil jet filter and tube, refer to Cleaning-000 TASK 72-50-51-100-100.
The practices and processes referred to in the procedure by the TASK numbers are in the SPM.
Fig/item numbers in parentheses in the procedure agree with those used in the IPC. Only the primary Fig/item numbers are used. For the service bulletin alpha variants refer to the IPC.
Reference
Refer to SPM TASK 70-10-00-100-501, Cleaning - General Information.
Preliminary Requirements
Pre-Conditions
NONESupport Equipment
NONEConsumables, Materials and Expendables
NONESpares
NONESafety Requirements
NONEProcedure
Aqueous degrease
Remove dirt and oil. Refer to SPM TASK 70-11-03-300-503.
SUBTASK 72-50-51-110-054 Remove the Dirt and Oil
Gel method
Remove the coke, carbon and unwanted particles, Refer to SPM TASK 70-11-55-110-501.
Alkaline rust remover (long soak).
Remove the coke, carbon and unwanted particles. Refer to SPM TASK 70-11-13-300-503.
SUBTASK 72-50-51-110-060 Remove the Coke, Carbon and Unwanted Particles